Malware

AdWare.MSIL.Zapchast removal tips

Malware Removal

The AdWare.MSIL.Zapchast is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What AdWare.MSIL.Zapchast virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Creates RWX memory
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Enumerates the modules from a process (may be used to locate base addresses in process injection)
  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid
  • Anomalous .NET characteristics

How to determine AdWare.MSIL.Zapchast?


File Info:

name: 55C691FBCAC49AE643CA.mlw
path: /opt/CAPEv2/storage/binaries/07ea7568d36f34de895f6dd466e2443e1cb063c5ac433587bc34fe8c6f82695d
crc32: A8D94EF4
md5: 55c691fbcac49ae643cae3ab532751b2
sha1: 5a5abd738579d3511039ebaa985294bb41a54b17
sha256: 07ea7568d36f34de895f6dd466e2443e1cb063c5ac433587bc34fe8c6f82695d
sha512: e30a3a246a68347ee5c298db85e653c9160cf9c8a95cbf19701bcd5e6164ac5c580f67ab1a57059686c014059ac9105a9c7259c78fd09b2ae839aa8e364b1dd4
ssdeep: 96:jQHJz55hKT8MY8iu+ICadc/9lEjCTbE61W5TZ84LXSxQvktsgPRHzNt:OFCxV+IC6SKu08YZnXmQkWe
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T18C120812A3A88A77C9370B3259A3E64017B0A349DA67DE5F68CD0C1F7D737804793B95
sha3_384: 66801953f0310dd10163e7c3501e5b1251632f90fc8a8556f92e114076c6c53b900421cfacb52e8b5b0b415e4bfc0117
ep_bytes: ff250020400000000000000000000000
timestamp: 2019-08-07 11:46:21

Version Info:

Translation: 0x0000 0x04b0
Comments: Norah
FileDescription: Norah
FileVersion: 0.0.0.0
InternalName: Norah.exe
LegalCopyright:
OriginalFilename: Norah.exe
ProductName: Norah
ProductVersion: 0.0.0.0
Assembly Version: 0.0.0.0

AdWare.MSIL.Zapchast also known as:

LionicAdware.MSIL.Zapchast.2!c
Elasticmalicious (high confidence)
DrWebTrojan.Dotdo.19
MicroWorld-eScanTrojan.GenericKD.38123356
FireEyeGeneric.mg.55c691fbcac49ae6
ALYacTrojan.GenericKD.38123356
CylanceUnsafe
K7AntiVirusAdware ( 0055c5971 )
AlibabaAdWare:MSIL/Zapchast.765edb02
K7GWAdware ( 0055c5971 )
Cybereasonmalicious.38579d
CyrenW32/DotDo.AD.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/Adware.Dotdo.HO
APEXMalicious
Kasperskynot-a-virus:HEUR:AdWare.MSIL.Zapchast.gen
BitDefenderTrojan.GenericKD.38123356
AvastWin32:AdwareX-gen [Adw]
TencentMsil.Adware.Zapchast.Sxes
Ad-AwareTrojan.GenericKD.38123356
SophosDotdo (PUA)
ComodoApplication.MSIL.Dotdo.GI@8dtvh3
McAfee-GW-EditionBehavesLike.Win32.Generic.zt
EmsisoftTrojan.GenericKD.38123356 (B)
SentinelOneStatic AI – Malicious PE
GDataTrojan.GenericKD.38123356
AviraHEUR/AGEN.1124738
MicrosoftTrojan:Win32/Wacatac.B!ml
CynetMalicious (score: 100)
McAfeeArtemis!55C691FBCAC4
MAXmalware (ai score=88)
MalwarebytesAdware.DotDo.Generic.TskLnk
TrendMicro-HouseCallTROJ_GEN.R002H0CKQ21
IkarusAdWare.MSIL.Dotdo
MaxSecureTrojan.Malware.300983.susgen
FortinetMSIL/Kubik.gen!tr
AVGWin32:AdwareX-gen [Adw]
PandaTrj/GdSda.A
CrowdStrikewin/malicious_confidence_80% (D)

How to remove AdWare.MSIL.Zapchast?

AdWare.MSIL.Zapchast removal tool
  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.

About the author

Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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